Desk



FIG. 1 is a perspective view of a desk, showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof.

In the drawings, the broken lines show portions of the desk that form no part of the claimed design. 

CLAIM I claim the ornamental design for a desk, as shown and described. 